Anca, Thank you very much for your support, I've made the changes in my script and I got the refer scenarios working properly.
Regards, Antonio Anderson Souza Voice Technology http://www.antonioams.com On Wed, Apr 14, 2010 at 6:31 AM, Anca Vamanu <[email protected]> wrote: > Hi Antonio, > > You have to call b2b_init on the initial INVITE that creates the dialog. > And the B2B server will know to correctly treat the REFER when it comes. > That REFER message in fact will never go in the default route but in the > route with the name defined in the module parameter "script_req_route" > http://www.opensips.org/html/docs/modules/devel/b2b_entities.html#id227305 > . > > Regards, > > -- > Anca Vamanu > www.voice-system.ro > > > > > > Antonio Anderson Souza wrote: > > Hi, > > > > I'm creating a B2B scnarios to handle Refer request and execute the > > transfer process, I'm using the Refer scenario [1] as reference, but > > when the UAC sends the Refer to Opensips and the Script call the > > scenario and the following error is printed in the Log: > > > > *Apr 13 14:10:18 localhost opensips[8924]: > > ERROR:b2b_entities:b2b_tm_**cback: No TO TAG found * > > > > Follow bellow my b2b scenario [2], and the Cfg snippet [3]. > > > > [1] - http://www.opensips.org/Resources/B2buaTutorial#toc15 > > > > [2] - B2B Scenario: > > <?xml version="1.0"?> > > <scenario id="b2b-refer" name="Handle refer at server" param="0" > > type="script"> > > <init> > > <bridge> > > <server> > > <id>server1</id> > > </server> > > <client> > > <id>client1</id> > > <type>message</type> > > <destination> > > <value type="header">Refer-To</value> > > </destination> > > </client> > > </bridge> > > </init> > > > > <rules> > > <request> > > <refer> > > <rule id="1"> > > <action> > > <send_reply> > > <code>202</code> > > <reason>Accepted</reason> > > </send_reply> > > <end_dialog_leg/> > > <bridge> > > <client> > > <peer/> > > </client> > > <client> > > <id>client2</id> > > <destination> > > <value type="header">Refer-To</value> > > </destination> > > </client> > > </bridge> > > </action> > > </rule> > > </refer> > > </request> > > </rules> > > </scenario> > > > > > > > > [3] - Cfg snippet > > > > if (has_totag()) { > > # sequential request withing a dialog should > > # take the path determined by record-routing > > if (loose_route()) { > > if (is_method("BYE")) { > > > > setflag(1); # do accounting ... > > setflag(3); # ... even if the > > transaction fails > > } else if (is_method("INVITE")) { > > # even if in most of the cases is > > useless, do RR for > > # re-INVITEs alos, as some buggy > > clients do change route set > > # during the dialog. > > record_route(); > > } else if (is_method("REFER")) { > > xlog("L_ERR", > > "Refer received the b2b > > scenario will be triggered [$fu/$tu/$ru/$ci]"); > > # Start B2B Script to handle the > > transference > > *b2b_init_request("b2b-refer");* > > xlog("L_ERR", > > "Refer processed by the b2b > > scenario [$fu/$tu/$ru/$ci]"); > > exit; > > > > > > Does anybody have some idea to help me? > > > > Best regards, > > > > Antonio Anderson Souza > > Voice Technology > > http://www.antonioams.com > > ------------------------------------------------------------------------ > > > > _______________________________________________ > > Users mailing list > > [email protected] > > http://lists.opensips.org/cgi-bin/mailman/listinfo/users > > > > _______________________________________________ > Users mailing list > [email protected] > http://lists.opensips.org/cgi-bin/mailman/listinfo/users >
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